Subtracting an integer from a value which is fetched using $(#id).val() - Javascript jQuery Method and Property

Javascript examples for jQuery Method and Property:val

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Description

Subtracting an integer from a value which is fetched using $(#id).val()

Demo Code

ResultView the demo in separate window 

<html>
 <head> 
  <meta name="viewport" content="width=device-width, initial-scale=1"> 
  <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script> 
  <script type="text/javascript">
    $(window).load(function(){//  w  w w. ja va 2 s .  co  m
console.log($("#hid_count").val());
console.log(" ===> " + (parseInt($("#hid_count").val()) - 1));
    });

      </script> 
 </head> 
 <body> 
  <input type="text" id="hid_count" value="40">  
 </body>
</html>

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